Widodo, Edi, and Iswanto. “Buku Ajar Mekanika Komposit Dan Bio-Komposit”. Umsida Press (November 17, 2022): 1 - 111. Accessed May 5, 2024. https://press.umsida.ac.id/index.php/umsidapress/article/view/978-623-464-042-7.